package icu.ikuns.notice.observe;

import java.util.ArrayList;

/**
 * @Author： Kimariyb
 * @Date：2022/05/26/18:14
 * @Description：
 */
public abstract class MySubject {
    public ArrayList meetingList = new ArrayList();

    public void attach(MyObserver observer) {
        meetingList.remove(observer);
    }

    public abstract void regist();
}
